| 单词 | echelon |
| 释义 | ech·elonBrE /ˈeʃəlɒn/ NAmE /ˈeʃəlɑːn/ noun [usually pl. ]a rank or position of authority in an organization or a society 职权的等级；阶层◆ the lower /upper /top /higher echelons of the Civil Service 公务员的低层/上层/最高层/高层an arrangement of soldiers , planes , etc . in which each one is behind and to the side of the one in front （士兵、飞机等的）梯形编队，梯队 |
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